495 
and consequently for n= 1 
3 2: 
(2a? — = u (d) d?) $ (3) = 40? = oO? & — log - ad: +1 (2. e) 
dia Pp a 
By supposing a to be respectively equal to 3, + and 6, we find 
particularly : 
£3 da £3 P 20 ne ] Cag 3 ] 44 nis 2 
LE OE BTR on alee 
da TS 7 j SOA A 8 
EPE ge erf oa ee Mee ede he TD 
TA CRA 4 Vak EEA 4 
LN ae ae 25n'(S Sr (99 
== | — — log — a, = = -—— OG pt a — 5 
nn eee 6 ie tg) 26 6 
It is evident that the relations found also produce many formulae 
for the calculation of §(5), $(7),... ete.; this we will work out 
further for the case that the terms of the series acquired, dimi- 
nish quickest; this happens by writing in (4) « —6 and u=1, by 
means of which the relation 
62t\2n 
2k(145") es 
2% 
(1 t"(2n)/ 
Pak Berek RE IC KOPEN 
0 
7 2n 1 
AT — as —— I (2n, +) 
is found, 
Ganj 324-22] nl BN C(2 
El a pj me ag ee 
2.2)” (2n-—2x 
Ee ber 1 (2n, 2 
+ any? ee (On, +) } 
consequently 
LAS n° 
Gl alt — log = -+. I (2, ») 
29 5 (5) — 32? (ee + 1(4, 2 »)) 
659 5 (7) = 72 2° ${5) — nt J aa 3 = log + 1(6, D etc. 
The quantity /(2n,}) occurring in this formula may be determined 
from its definition 
; EN ')= | aw" Sg Yay = 0 Ee et a)! 
